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CS-W001157 4
Total: USD 88.00

(1-(Methylsulfonyl)-1H-pyrazol-4-yl)boronic acid

  • CAS No. 1201643-87-9

  • Cat. No. CS-0525975
  • Purity≥98%
  • MDL No.MFCD18427609

*For research and further manufacturing use only, not for direct human use.

(1-(Methylsulfonyl)-1H-pyrazol-4-yl)boronic acid|CS-0525975

Structure of 1201643-87-9

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General Information

  • CAS No. 1201643-87-9
  • Cat. No. CS-0525975
  • Purity ≥98%
  • MDL No. MFCD18427609
  • Storage -20°C
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₄H₇BN₂O₄S
  • Molecular Weight 189.99
  • Synonym(s) [1-(Methylsulfonyl)-4-pyrazolyl]boronic Acid
  • SMILES O=S(N1N=CC(B(O)O)=C1)(C)=O

Description

This boronate moiety integrates a methylsulfonyl group at the pyrazole 1-position, enhancing solubility and stability. The para-boronate functionality enables efficient Suzuki-Miyaura cross-coupling under standard conditions, delivering functionalized heterocycles with high fidelity.

Application

(1-(Methylsulfonyl)-1H-pyrazol-4-yl)boronic acid serves as a versatile boronate building block in Suzuki-Miyaura cross-coupling reactions, enabling efficient construction of biaryl and heteroaryl scaffolds. The methylsulfonyl group enhances stability and solubility while maintaining compatibility with standard reaction conditions. Its bench-stable nature and tolerance to diverse functional groups facilitate straightforward purification and integration into complex molecule synthesis.

Safety Information

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GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H302-H315-H319
Precautionary Statements : P264-P270-P280-P302+P352-P330-P362+P364-P501

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Computational Chemistry Data

  • TPSA   92.42
  • LogP   -2.6294
  • H_Acceptors   6
  • H_Donors   2
  • Rotatable_Bonds   2

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